@article{10_1017_S0017089500032249,
     author = {Zhang, James J.},
     title = {Quadratic algebras with few relations},
     journal = {Glasgow mathematical journal},
     pages = {323--332},
     year = {1997},
     volume = {39},
     number = {3},
     doi = {10.1017/S0017089500032249},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500032249/}
}